17620540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2927}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 43287552

約数和(自身を除く): 25667012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2927, 3010, 5854, 6020, 11708, 14635, 20489, 29270, 40978, 58540, 81956, 102445, 125861, 204890, 251722, 409780, 503444, 629305, 881027, 1258610, 1762054, 2517220, 3524108, 4405135, 8810270, 17620540]

約数ペア:

[(1, 17620540), (2, 8810270), (4, 4405135), (5, 3524108), (7, 2517220), (10, 1762054), (14, 1258610), (20, 881027), (28, 629305), (35, 503444), (43, 409780), (70, 251722), (86, 204890), (140, 125861), (172, 102445), (215, 81956), (301, 58540), (430, 40978), (602, 29270), (860, 20489), (1204, 14635), (1505, 11708), (2927, 6020), (3010, 5854)]